Finding the Third Proportional to 57,108.80 and 83,714.77

Step by Step Solution

1. Step 1: Write the proportion equation
   57,108.80 : 83,714.77 = 83,714.77 : x
2. Step 2: Convert to fraction form
   57,108.80/83,714.77 = 83,714.77/x
3. Step 3: Cross multiply
   57,108.80x = 83,714.77 × 83,714.77
4. Step 4: Simplify right side
   57,108.80x = 7,008,161,983.65
5. Step 5: Solve for x
   x = 7,008,161,983.65/57,108.80
6. Step 6: Final answer
   x = 122,715.98